Instances of
Anna - worshiped night and day, fasting and praying - Luke 2:36, 37
Daniel - To confess the sins of the people - Daniel 9:3, 4, 5
David - for the life of his newborn child - 2 Samuel 12:15, 16
David - knees give way from fasting; his body is thin and gaunt - Psalms 109:24
David - put on sackcloth and humbled myself with fasting - Psalms 35:13
David and his men - mourned and wept and fasted till evening because Israel had fallen to the sword - 2 Samuel 1:12
Disciples - before appointing elders - Acts 14:23
Disciples - worshiped the Lord and fasting - Acts 13:1, 2, 3
Esther and Jews - fast for 3 days because of how they were threatened - Esther 4:3
Ezra - fasted and prayed about providing for a safe journey and God answered them - Ezra 8:21, 23
Ezra - fasted while mourning over the unfaithfulness of the exiles - Ezra 10:6
Hannah - would not eat because of the provoking of her rival - 1 Samuel 1:7
Inhabitants of Jabesh Gilead - fasted seven days after hearding what happened to Saul - 1 Chronicles 10:11
Israel - fasted and confessed their idolatry of foreign gods - 1 Samuel 7:6
Israel - fasted and wore sackcloth after they had returned from exile - Nehemiah 9:1
Jehoshaphat - proclaimed a fast to seek help from the LORD - 2 Chronicles 20:3, 4
Jesus - asked why his disciples were not fasting (Luke) - Luke 5:33, 34, 35
Jesus - asked why his disciples were not fasting (Mark) - Mark 2:18, 19, 20
Jesus - Fasted for 40 days and nights - Matthew 4:2
Jews - bound themselves with an oath to fast until they had killed Paul - Acts 23:12
Josiah - refused to eat at king Jeroboam's request - 1 Kings 13:7, 8
Moses - did not have bread and water because of the sin Israel had committed - Deuteronomy 9:18
Moses - when receiving the Ten Commandments fasted for 40 days and nights - Deuteronomy 9:9
Moses - without food or water - Exodus 34:28
Nehemiah - for the condition of Jerusalem - Nehemiah 1:4
Ninevites - fasted after hearing their city would be overturned - Jonah 3:5
Pharisee - was proud in prayer of his fasting twice a week - Luke 18:11, 12
Saul - did not eat for three day because of his blindness - Acts 9:8, 9